A male California Timema rides the back of a female, presumably to dissuade other males from mounting her. Hastings Reserve, Carmel Valley, California, USA.
A 10 minute night exposure in a restored Illinois prairie reveals the signals of several different species of fireflies, each with a unique pattern attractive to females of their respective species. Homer Lake, Illinois, USA.
A male big dipper firefly signals in an ascending line. Urbana, Illinois, USA
